Solving Equations with Matrices

What is your level of understanding on a scale of 1 - 5 (5 is the high) on solving a system of equations using matrices (with the Desmos matrix calculator)?

• 1

• 2

• 3

• 4

• 5

Calculate the determinant

• 0

• -15

• -70

• 10

Solve the system.

• (5, -6, 3)

• (2, 3, -1)

• (-4, 2, 5)

• No Solution

What is the solution to the 4x5 Matrix?

• ( 3, 4, 9, 6 )

• ( 3, 4, 9, -6 )

• ( -6, 9, 4, 3 )

• ( 6, 9, 4, 3 )

Solve!

• (2,7,5)

• (-8,7,5)

• (-8,2,5)

• (-3,2,5)

Solve:

Solve: